What is the Least Common Multiple of 17902 and 17922?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 17902 and 17922 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17902 and 17922, than apply into the LCM equation.

GCF(17902,17922) = 2
LCM(17902,17922) = ( 17902 × 17922) / 2
LCM(17902,17922) = 320839644 / 2
LCM(17902,17922) = 160419822

Least Common Multiple (LCM) of 17902 and 17922 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17902 and 17922. First we will calculate the prime factors of 17902 and 17922.

Prime Factorization of 17902

Prime Factorization of 17922

Now multiplying the highest exponent prime factors to calculate the LCM of 17902 and 17922.

LCM(17902,17922) = 2¹ × 8951¹ × 3¹ × 29¹ × 103¹
LCM(17902,17922) = 160419822